Sound Waves MCQ App Download | Class 7 Science MCQ e-Book PDF | 22
Class 7 Science MCQs (Grade 7) From Textbook

Class 7 Science MCQs – Practice Test 22 (Chapter 23)

Sound Waves Multiple Choice Questions with Answers PDF – Test 22

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Study Sound waves Multiple Choice Questions (MCQ) and Answers PDF to master lab safety rules. Download the Sound Waves MCQ PDF e-Book, Ch. 23-22 to learn Class 7 Science Course. Study Speed of Sound Multiple Choice Questions and Answers (MCQs) PDF, Sound Waves Quiz Questions and Answers for science digital learning resources. Download the Sound Waves App: Free Class 7 Science MCQ App to learn speed of sound, musics and musical sound, musical instruments test prep to learn science digitally.

Free Sound Waves MCQ App Download (Android & iOS): When two or more notes with different pitches are sounded together,; MCQ with answers: peace is created, disco is created, harmony is created, and beat is created. Practice Speed of Sound MCQ Questions, download Apple Book (Free Chapter) to master lab safety rules.

Sound Waves MCQ with Answers PDF Download – Test 22

MCQ 106: Sound travels fastest in solids because the:

  1. particles vibrate more vigorously
  2. particles move fast
  3. collision of particles is greater
  4. particles are closely packed

MCQ 107: When two or more notes with different pitches are sounded together,:

  1. disco is created
  2. peace is created
  3. harmony is created
  4. beat is created

MCQ 108: A long thick tube produces:

  1. low note
  2. high note
  3. deep note
  4. low pitched note

MCQ 109: Wind instruments make sound by allowing air to:

  1. cut through the tubes
  2. vibrate through the tubes at different lengths
  3. increase the frequency
  4. decrease the frequency

MCQ 110: When a note is played by a string instrument, it produces:

  1. single vibration
  2. double vibrations
  3. multiple vibrations
  4. rhythm

Sound Waves MCQ App & e-Book – Class 7 Science Entrance Exam

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